Element block pseudo-element :before generated with border 0px rgba(0,0,0,1) solid position static margin 0px box-sizing content-box cursor default z-index auto font-weight normal height auto padding 20px background text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius transform font-size 16px transition width 160px float none overflow hidden display block line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3)